EP3951972A4 - Unit cell, and method and apparatus for manufacturing same - Google Patents

Unit cell, and method and apparatus for manufacturing same Download PDF

Info

Publication number
EP3951972A4
EP3951972A4 EP20899643.9A EP20899643A EP3951972A4 EP 3951972 A4 EP3951972 A4 EP 3951972A4 EP 20899643 A EP20899643 A EP 20899643A EP 3951972 A4 EP3951972 A4 EP 3951972A4
Authority
EP
European Patent Office
Prior art keywords
unit cell
manufacturing same
manufacturing
same
cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20899643.9A
Other languages
German (de)
French (fr)
Other versions
EP3951972A1 (en
Inventor
Sang Ho Bae
Su Taek Jung
Soon Kwan Kwon
Seong Won Choi
Yong Jun Lee
Sang Woo Lee
Won Pill Hwang
Tae Jong Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020200151975A external-priority patent/KR20210073451A/en
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of EP3951972A1 publication Critical patent/EP3951972A1/en
Publication of EP3951972A4 publication Critical patent/EP3951972A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0468—Compression means for stacks of electrodes and separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0404—Machines for assembling batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • H01M50/461—Separators, membranes or diaphragms characterised by their combination with electrodes with adhesive layers between electrodes and separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0436—Small-sized flat cells or batteries for portable equipment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Cell Separators (AREA)
EP20899643.9A 2019-12-10 2020-11-23 Unit cell, and method and apparatus for manufacturing same Pending EP3951972A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20190164069 2019-12-10
KR1020200151975A KR20210073451A (en) 2019-12-10 2020-11-13 Unit cell, manufacturing method and apparatus therefor
PCT/KR2020/016609 WO2021118105A1 (en) 2019-12-10 2020-11-23 Unit cell, and method and apparatus for manufacturing same

Publications (2)

Publication Number Publication Date
EP3951972A1 EP3951972A1 (en) 2022-02-09
EP3951972A4 true EP3951972A4 (en) 2024-06-12

Family

ID=76330077

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20899643.9A Pending EP3951972A4 (en) 2019-12-10 2020-11-23 Unit cell, and method and apparatus for manufacturing same

Country Status (3)

Country Link
US (1) US20220200038A1 (en)
EP (1) EP3951972A4 (en)
WO (1) WO2021118105A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210119787A (en) * 2020-03-25 2021-10-06 주식회사 엘지에너지솔루션 The Apparatus And The Method For Manufacturing Unit Cell
KR20220011029A (en) * 2020-07-20 2022-01-27 주식회사 엘지에너지솔루션 The Apparatus And The Method For Manufacturing Unit Cell
US11799173B2 (en) 2020-11-18 2023-10-24 Lg Energy Solution, Ltd. Secondary battery and manufacturing method thereof
US20240063420A1 (en) * 2022-08-17 2024-02-22 Rivian Ip Holdings, Llc Laminator for battery assembly

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2819232A1 (en) * 2013-01-16 2014-12-31 LG Chem, Ltd. Electrode assembly manufacturing apparatus
EP2866290A1 (en) * 2013-08-29 2015-04-29 LG Chem, Ltd. Electrode assembly for polymer secondary battery cell
WO2018154777A1 (en) * 2017-02-27 2018-08-30 日産自動車株式会社 Method for producing mono-cell
WO2019039102A1 (en) * 2017-08-21 2019-02-28 株式会社豊田自動織機 Device for manufacturing electrode equipped with separator and method for manufacturing electrode equipped with separator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100388648B1 (en) * 2001-05-23 2003-06-25 주식회사 코캄엔지니어링 Automated manufacturing system of lithium secondary cell
KR101084075B1 (en) * 2009-11-03 2011-11-16 삼성에스디아이 주식회사 Rechargeable battery and manufacturing method of the same
JP2012209054A (en) * 2011-03-29 2012-10-25 Nec Corp Electrode laminate of laminated battery and manufacturing method of electrode laminate
JP5291811B2 (en) * 2012-01-11 2013-09-18 東レエンジニアリング株式会社 Secondary battery manufacturing method and manufacturing apparatus
EP2882027B1 (en) * 2013-05-23 2020-03-18 LG Chem, Ltd. Electrode assembly and radical unit for the same
WO2014209054A1 (en) * 2013-06-28 2014-12-31 주식회사 엘지화학 Method for manufacturing electrode assembly including separator cutting process
ES2958559T3 (en) * 2017-01-20 2024-02-09 Envision Aesc Japan Ltd Method for manufacturing monocell

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2819232A1 (en) * 2013-01-16 2014-12-31 LG Chem, Ltd. Electrode assembly manufacturing apparatus
EP2866290A1 (en) * 2013-08-29 2015-04-29 LG Chem, Ltd. Electrode assembly for polymer secondary battery cell
WO2018154777A1 (en) * 2017-02-27 2018-08-30 日産自動車株式会社 Method for producing mono-cell
WO2019039102A1 (en) * 2017-08-21 2019-02-28 株式会社豊田自動織機 Device for manufacturing electrode equipped with separator and method for manufacturing electrode equipped with separator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021118105A1 *

Also Published As

Publication number Publication date
US20220200038A1 (en) 2022-06-23
EP3951972A1 (en) 2022-02-09
WO2021118105A1 (en) 2021-06-17

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RAP3 Party data changed (applicant data changed or rights of an application transferred)

Owner name: LG ENERGY SOLUTION, LTD.

DAV Request for validation of the european patent (deleted)
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A4 Supplementary search report drawn up and despatched

Effective date: 20240514

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Ipc: H01M 50/46 20210101ALI20240507BHEP

Ipc: H01M 10/04 20060101AFI20240507BHEP